Rare lens / first edition
INDUSTAR-10 lens FED 1:3,5 f=50m/m M39 mount from RF camera FED NKVD #6112
TECHNICAL CHARACTERISTICS
FED plant (city Harkov)
Lens mount: M 39
Focal length: 50mm
Relative aperture: 1: 3,5
Diaphragm: Manual
apertures F / 18, 12.5, 9, 6.3 , 4,5 3,5
Made in period 1935-1938 year
Condition: Excellent Condition. Front glass has a few cleaning marks. The diaphragm-control ring turns smoothly and accurate. Apperture blades without oil. Rotating mechanism of focus is smooth.
Happy bidding !